40777660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{26479}}^1$

素因数の和:26506

約数の個数: 48

約数和(自身を含む): 106767360

約数和(自身を除く): 65989700

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 26479, 52958, 105916, 132395, 185353, 264790, 291269, 370706, 529580, 582538, 741412, 926765, 1165076, 1456345, 1853530, 2038883, 2912690, 3707060, 4077766, 5825380, 8155532, 10194415, 20388830, 40777660]

約数ペア:

[(1, 40777660), (2, 20388830), (4, 10194415), (5, 8155532), (7, 5825380), (10, 4077766), (11, 3707060), (14, 2912690), (20, 2038883), (22, 1853530), (28, 1456345), (35, 1165076), (44, 926765), (55, 741412), (70, 582538), (77, 529580), (110, 370706), (140, 291269), (154, 264790), (220, 185353), (308, 132395), (385, 105916), (770, 52958), (1540, 26479)]